CN219029543U

CN219029543U - Lifting platform truck frame

Info

Publication number: CN219029543U
Application number: CN202223390777.2U
Authority: CN
Inventors: 何峰; 王明刚; 林建新
Original assignee: Guangzhou Tongfa Intelligent Equipment Co ltd; Guangdong Goldsun Technology Group Co ltd
Current assignee: Guangzhou Tongfa Intelligent Equipment Co ltd; Guangdong Goldsun Technology Group Co ltd
Priority date: 2022-12-18
Filing date: 2022-12-18
Publication date: 2023-05-16
Anticipated expiration: 2032-12-18

Abstract

The utility model discloses a lifting platform truck frame, which belongs to the technical field of special large-scale transportation truck frames, wherein the truck frame comprises wheel mounting seats, cross beams, outer longitudinal beams, inner longitudinal beams and reinforcing beams, and four wheel mounting seats, two cross beams and two outer longitudinal beams are mutually connected to form a frame structure; the wheel mount pad wholly becomes the type of falling L structure, and the bottom of type of falling L structure links firmly crossbeam and longeron simultaneously, and the wheel mount pad comprises roof and type of falling L riser and connection riser, and the mounting hole that the connection wheel was used has been seted up to the end of roof, and a plurality of type of falling L risers equidistance are fixed in the bottom of roof and are formed lateral surface and internal support body. Compared with the prior art, the lifting platform truck frame is integrally light and hollow, and the weight of the truck frame is obviously reduced under the condition of fully ensuring the use strength and rigidity. In addition, the frame adopts a low gravity center design scheme, and the gravity center of the vehicle body is reduced by utilizing the wheel mounting seat with an inverted L-shaped structure, so that the running and operation stability of the whole vehicle are improved.

Description

Lifting platform truck frame

Technical Field

The utility model belongs to the technical field of special large-scale transportation frames, and particularly relates to a lifting platform frame.

Background

The current society, the logistics transportation industry develops rapidly, and how to reliably, conveniently and rapidly load and unload and transport materials in batches through a material lifting platform becomes a technical problem in the technical field. In particular to the field of airport transportation, the lifting platform needs to efficiently and safely transport cargoes to an airplane cabin, and the actions such as starting, stopping, steering and the like are completed by continuously adjusting the posture of a vehicle body due to limited space of the airport and the cabin.

The existing material lifting platform adopts a traditional vehicle chassis structure, cannot meet actual requirements, and has the following technical problems: 1) The traditional frame structure does not adopt a light weight and hollow structure, and the frame has high weight and high oil consumption; 2) The wheel rotating shaft of the traditional frame is equal to or lower than the frame, the gravity center of the frame is higher, the lifting system is arranged behind the traditional frame, the gravity center of the whole vehicle is further lifted, and the lifting platform is extremely unstable in running or lifting process state and has potential safety hazards.

Disclosure of Invention

Aiming at the technical problems, the utility model provides the lifting platform truck frame which is integrally light and hollow, and the weight of the truck frame is obviously reduced under the condition of fully ensuring the use strength and rigidity. In addition, the frame adopts a low gravity center design scheme, and the gravity center of the vehicle body is reduced by utilizing the wheel mounting seat with an inverted L-shaped structure, so that the running and operation stability of the whole vehicle are improved.

The utility model solves the problems by the following technical means:

the utility model provides a lift platform truck frame, includes wheel mount pad, crossbeam, outer longeron, interior longeron and reinforcing beam, wherein: the four wheel mounting seats, the two cross beams and the two outer longitudinal beams are connected with each other to form a frame structure; the wheel mounting seat is integrally of an inverted L-shaped structure, the bottom of the inverted L-shaped structure is fixedly connected with a cross beam and a longitudinal beam at the same time, the wheel mounting seat is composed of a top plate, an inverted L-shaped vertical plate and a connecting vertical plate, mounting holes for connecting wheels are formed in the tail end of the top plate, a plurality of inverted L-shaped vertical plates are equidistantly fixed at the bottom of the top plate to form an outer side surface and an inner supporting body, one connecting vertical plate is mounted on the inner side of the top plate to form an inner side surface for connecting the cross beam, and a plurality of saddle weight-reducing holes are symmetrically formed in the top plate, the inverted L-shaped vertical plate and the connecting vertical plate; the two inner longitudinal beams are fixed between the two cross beams and positioned at the inner sides of the two outer longitudinal beams, the inner longitudinal beams are of hollow lightweight structures, and a plurality of inner lightening holes are uniformly formed in the inner longitudinal beams; the reinforcing beams are symmetrically fixed between the outer longitudinal beam and the inner longitudinal beam and between the inner longitudinal beam and the inner longitudinal beam.

Preferably, a bearing frame is arranged between the inner longitudinal beam and the reinforcing beam.

Preferably, a plurality of threaded holes are equidistantly arranged around the mounting hole.

Preferably, the inverted L-shaped vertical plate is fixedly connected with the outer longitudinal beam, and a horizontal rib plate is arranged between the inverted L-shaped vertical plate and the outer longitudinal beam.

Preferably, a support plate is arranged between the inner parts of the plurality of inverted L-shaped risers.

Preferably, the connecting vertical plate is fixedly connected with the outer longitudinal beam, a longitudinal rib plate is arranged between the connecting vertical plate and the outer longitudinal beam, the connecting vertical plate is fixedly connected with the cross beam, and a transverse rib plate is arranged between the connecting vertical plate and the cross beam.

Preferably, the cross beam is of a hollow porous structure, a plurality of cross beam lightening holes are symmetrically formed in the cross beam, a plurality of cross beam supporting plates are equidistantly arranged in the cross beam, and a lifting arm rotating shaft seat is mounted on the inner side of the cross beam.

Preferably, the outer longitudinal beam adopts a channel steel structure, a plurality of longitudinal beam lightening holes are symmetrically formed in the outer longitudinal beam, and a plurality of longitudinal beam supporting plates are fixedly connected at the opening of the channel steel structure.

Preferably, the two ends of the reinforcing beam are provided with mounting plates with holes, the reinforcing beam is symmetrically provided with a plurality of reinforcing beam lightening holes, and the inner side of the reinforcing beam is provided with a lifting oil cylinder rotating shaft seat.

The lifting platform truck frame has the following beneficial effects:

1) A plurality of saddle lightening holes are symmetrically formed in a top plate, an inverted L-shaped vertical plate and a connecting vertical plate of the lifting platform frame, an inner longitudinal beam is of a hollow lightweight structure, a plurality of inner lightening holes are uniformly formed in the inner longitudinal beam, a cross beam is of a hollow porous structure, a plurality of cross beam lightening holes are symmetrically formed in the cross beam, and the lifting platform frame is of a lightweight and hollow structure as a whole, so that the weight of the frame is remarkably reduced.

2) The reinforcing beam, the transverse rib plates, the longitudinal rib plates, the horizontal rib plates and the like are arranged in the lifting platform truck frame, and the four wheel mounting seats, the two cross beams and the two outer longitudinal beams are connected with each other to form a frame structure, so that the use strength and the rigidity of the whole truck can be remarkably improved.

3) The vehicle frame adopts a low gravity center design scheme, the gravity center of the vehicle body is reduced by utilizing the wheel mounting seat with an inverted L-shaped structure, the running and operation stability of the whole vehicle is improved, and particularly, after a lifting system is installed, the gravity center height of the whole vehicle can be 30-50 cm lower than that of the traditional vehicle frame.

Drawings

In order to more clearly illustrate the technical solutions of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the exterior structure of the wheel mount of the present utility model;

FIG. 3 is a schematic view of the internal structure of the wheel mount of the present utility model;

FIG. 4 is a schematic view of the internal structure of the cross beam of the present utility model;

FIG. 5 is a schematic illustration of the outside longitudinal beam structure of the present utility model;

fig. 6 is a schematic view of the wheel mounting of the present utility model.

The vehicle wheel comprises a 1-wheel mounting seat, a 101-top plate, a 102-inverted L-shaped vertical plate, a 103-connecting vertical plate, a 104-saddle weight reducing hole, a 1011-mounting hole, a 1012-threaded hole, 1021-horizontal rib plates, 1022-supporting plates, 1031-longitudinal rib plates, 1032-transverse rib plates, a 2-cross beam, a 201-cross beam weight reducing hole, a 202-cross beam supporting plate, a 203-lifting arm rotating shaft seat, a 3-outer longitudinal beam, a 301-longitudinal beam weight reducing hole, a 302-longitudinal beam supporting plate, a 4-inner longitudinal beam, a 401-inner weight reducing hole, a 5-reinforcing beam, a 501-perforated mounting plate, a 502-reinforcing beam weight reducing hole, a 503-lifting oil cylinder rotating shaft seat, a 6-bearing frame and a 7-wheel.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

The present utility model will be described in detail below with reference to the accompanying drawings.

Example 1

As shown in fig. 1 to 3, a lifting platform frame comprises a wheel mounting seat 1, a cross beam 2, an outer longitudinal beam 3, an inner longitudinal beam 4 and a reinforcing beam 5, wherein four wheel mounting seats 1, two cross beams 2 and two outer longitudinal beams 3 are mutually connected to form a frame structure, the wheel mounting seat 1 is integrally formed into an inverted-L structure, the bottom of the inverted-L structure is fixedly connected with the cross beam 2 and the longitudinal beam 3 at the same time, the wheel mounting seat 1 is formed by welding a top plate 101, an inverted-L vertical plate 102 and a connecting vertical plate 103, the top plate 101 is in a horizontal state, mounting holes 1011 for connecting wheels 7 are formed at the tail end of the top plate 101, a plurality of threaded holes 1012 are formed around the mounting holes 1011 at equal intervals, a plurality of inverted-L vertical plates 102 are equidistantly fixed at the bottom of the top plate 101 to form an outer side surface and an inner supporting body, one connecting vertical plate 103 is mounted at the inner side of the top plate 101 to form an inner side surface for connecting the cross beam 2, a plurality of weight reducing holes 104 are symmetrically formed in the top plate 101, the weight reducing holes 104 can be round holes or waist-shaped holes or triangular holes or the connecting vertical plates 102, as shown in fig. 2 is provided, and the adjacent vertical plates 1022 are welded between the two adjacent vertical plates are used for fixing the embodiment, and the support plates 102 are provided.

In this embodiment, the inverted L-shaped riser 102 is welded with the outer longitudinal beam 3, a horizontal rib plate 1021 is provided between the inverted L-shaped riser 102 and the outer longitudinal beam 3, two ends of the horizontal rib plate 1021 can be welded or screwed, the connecting riser 103 is welded with the outer longitudinal beam 3, a longitudinal rib plate 1031 is provided between the connecting riser 103 and the outer longitudinal beam 3, two ends of the connecting riser 103 can be welded or screwed, the connecting riser 103 is welded with the cross beam 2, a transverse rib plate 1032 is provided between the connecting riser 103 and the cross beam 2, two ends of the transverse rib plate 1032 can be welded or screwed, and weight reducing holes are also formed in the rib plates, as shown in fig. 2.

It should be noted that, this frame adopts low focus design scheme, utilizes the wheel mount pad of falling L type structure to reduce the automobile body focus, has promoted whole car and has gone and operation stability, and especially, after installing lifting system, the focus height of whole car can be than traditional frame 30 to 50cm, can adjust equipment focus height through adjusting the height of falling L type structure and wheel 7 diameter.

Example two

As shown in fig. 3 to 6, two inner longitudinal beams 4 are fixed between two cross beams 2 and positioned at the inner sides of two outer longitudinal beams 3, the inner longitudinal beams 4 are of a hollow lightweight structure, and a plurality of inner lightening holes 401 are uniformly formed in the inner longitudinal beams 4; the reinforcing beams 5 are symmetrically fixed between the outer side member 3 and the inner side member 4, and between the inner side member 4 and the inner side member 4.

In the embodiment, a bearing frame 6 is arranged between the inner longitudinal beam 4 and the reinforcing beam 5, the bearing frame 6 can be provided with a power assembly, and the bearing frame 6 is arranged on the central axis of the frame and is bilaterally symmetrical, so that the gravity center of the vehicle body can be effectively balanced.

In the figure, the cross beam 2 is of a hollow porous structure, a plurality of cross beam lightening holes 201 are symmetrically formed in the cross beam 2, a plurality of cross beam supporting plates 202 are equidistantly arranged in the cross beam 2, and a lifting arm rotating shaft seat 203 is mounted on the inner side of the cross beam 2. The outer longitudinal beam 3 adopts a channel steel structure, a plurality of longitudinal beam lightening holes 301 are symmetrically formed in the outer longitudinal beam 3, and a plurality of longitudinal beam supporting plates 302 are fixedly connected to the opening of the channel steel structure. The two ends of the reinforcing beam 5 are provided with perforated mounting plates 501, a plurality of reinforcing beam lightening holes 502 are symmetrically formed in the reinforcing beam 5, and a lifting oil cylinder rotating shaft seat 503 is mounted on the inner side of the reinforcing beam 5.

It should be noted that, the lifting arm and the lifting cylinder adopt existing equipment, and the lifting arm rotating shaft seat 203 and the lifting cylinder rotating shaft seat 503 are just hinging seats.

It is further to be noted that, a plurality of saddle lightening holes are symmetrically formed in the middle top plate, the inverted L-shaped vertical plate and the connecting vertical plate of the lifting platform frame, the inner longitudinal beam is of a hollow lightweight structure, a plurality of inner lightening holes are uniformly formed in the inner longitudinal beam, the cross beam is of a hollow porous structure, a plurality of cross beam lightening holes are symmetrically formed in the cross beam, and the lifting platform frame is of a lightweight and hollow structure as a whole, so that the weight of the frame is remarkably reduced. In addition, be provided with stiffening beam, transverse rib plate, longitudinal rib plate, horizontal rib plate etc. in this lifting platform car frame, four wheel mount pad, two crossbeams and two outer longerons interconnect constitution frame structure can show and promote whole car use intensity and rigidity, and crossbeam and longeron's joint strength are high, and the frame longeron atress is even, is particularly useful for the operation environment of space height restriction.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides a lift platform truck frame, its characterized in that includes wheel mount pad (1), crossbeam (2), outer longeron (3), interior longeron (4) and reinforcement roof beam (5), wherein:

the four wheel mounting seats (1), the two cross beams (2) and the two outer longitudinal beams (3) are connected with each other to form a frame structure;

the wheel mounting seat (1) is integrally of an inverted L-shaped structure, the bottom of the inverted L-shaped structure is fixedly connected with a cross beam (2) and a longitudinal beam (3) at the same time, the wheel mounting seat (1) is composed of a top plate (101), an inverted L-shaped vertical plate (102) and a connecting vertical plate (103), mounting holes (1011) for connecting wheels (7) are formed in the tail end of the top plate (101), a plurality of inverted L-shaped vertical plates (102) are equidistantly fixed at the bottom of the top plate (101) to form an outer side face and an inner support body, one connecting vertical plate (103) is mounted on the inner side of the top plate (101) to form an inner side face for connecting the cross beam (2), and a plurality of saddle weight-reducing holes (104) are symmetrically formed in the top plate (101), the inverted L-shaped vertical plate (102) and the connecting vertical plate (103);

the two inner longitudinal beams (4) are fixed between the two cross beams (2) and positioned at the inner sides of the two outer longitudinal beams (3), the inner longitudinal beams (4) are of hollow lightweight structures, and a plurality of inner lightening holes (401) are uniformly formed in the inner longitudinal beams (4);

the reinforcing beams (5) are symmetrically fixed between the outer longitudinal beam (3) and the inner longitudinal beam (4) and between the inner longitudinal beam (4) and the inner longitudinal beam (4).

2. Lifting platform frame according to claim 1, characterized in that a load-bearing frame (6) is arranged between the inner longitudinal beam (4) and the reinforcement beam (5).

3. The lifting platform frame according to claim 1, characterized in that a plurality of threaded holes (1012) are arranged equidistantly around the mounting hole (1011).

4. The lifting platform frame according to claim 1, wherein the inverted-L-shaped vertical plate (102) is fixedly connected with the outer longitudinal beam (3), and a horizontal rib plate (1021) is arranged between the inverted-L-shaped vertical plate (102) and the outer longitudinal beam (3).

5. The lifting platform frame according to claim 1, characterized in that a support plate (1022) is provided between the interiors of a plurality of said inverted L risers (102).

6. The lifting platform frame according to claim 1, wherein the connecting riser (103) is fixedly connected with the outer longitudinal beam (3), a longitudinal rib plate (1031) is arranged between the connecting riser (103) and the outer longitudinal beam (3), the connecting riser (103) is fixedly connected with the cross beam (2), and a transverse rib plate (1032) is arranged between the connecting riser (103) and the cross beam (2).

7. The lifting platform frame according to claim 1, wherein the cross beam (2) is of a hollow porous structure, a plurality of cross beam lightening holes (201) are symmetrically formed in the cross beam (2), a plurality of cross beam supporting plates (202) are equidistantly arranged in the cross beam (2), and a lifting arm rotating shaft seat (203) is mounted on the inner side of the cross beam (2).

8. The lifting platform frame according to claim 1, wherein the outer longitudinal beam (3) adopts a channel steel structure, a plurality of longitudinal beam lightening holes (301) are symmetrically formed in the outer longitudinal beam (3), and a plurality of longitudinal beam supporting plates (302) are fixedly connected to the opening of the channel steel structure.

9. The lifting platform frame according to claim 1, wherein the two ends of the reinforcing beam (5) are provided with perforated mounting plates (501), a plurality of reinforcing beam lightening holes (502) are symmetrically formed in the reinforcing beam (5), and a lifting oil cylinder rotating shaft seat (503) is mounted on the inner side of the reinforcing beam (5).